Autoimmunity in liver disease

Author(s):  
Gavin Spickett

This chapter covers the presentation, immunogenetics, immunopathology, diagnosis, treatment, and testing for a range of liver diseases. Primary biliary cirrhosis, autoimmune hepatitis, and primary sclerosing cholangitis are described.

2000 ◽  
Vol 14 (suppl d) ◽  
pp. 93D-98D ◽  
Author(s):  
Andrea A Gossard ◽  
Keith D Lindor

The purpose of the present review is to discuss the diagnosis and management of cholestatic liver diseases. Differential diagnoses to consider are described, including causes of extrahepatic biliary obstruction such as gallstones, strictures, extrabiliary malignancies and pancreatitis. In addition, diseases that cause intrahepatic cholestasis such as primary biliary cirrhosis, primary sclerosing cholangitis, hepatocellular diseases and a variety of miscellaneous causes including drugs that may cause cholestasis are discussed. Primary biliary cirrhosis and primary sclerosing cholangitis are reviewed in detail, and management options are identified. The prognosis of patients with these diseases is discussed, and the Mayo Mathematical Models in Cholestatic Liver Disease for both primary biliary cirrhosis and primary sclerosing cholangitis are provided. Finally, management options for the complications of cholestasis are provided.


Author(s):  
Gavin P Spickett

Primary biliary cirrhosis (PBC) Autoimmune hepatitis Primary sclerosing cholangitis • PBC is a disease of older women (90% of patients are female). • Clinical features include initially: • profound fatigue starting in the prodrome • intense itch • arthralgia. • With disease progression: • hepatosplenomegaly...


Author(s):  
Sangale Mukta

Abstract: Ursodeoxycholic acid is a dihy- droxy bile acid with a rapidly expanding spectrum of usage in acute and chronic liver diseases. The various mechanisms of action of this hydrophilic bile acid include direct cytoprotection, detergent action on dysfunctional microtubules, immunomodulation and induction of hypercholer- esis. Its efficacy in primary biliary cirrhosis and primary sclerosing cholangitis as an adjunct to medical therapy has been well established.Ursodeoxycholic acid prolongs survival in primary biliary cirrhosis and it improves biochemical parameters of cholestasis in various other cholestatic disorders including primary sclerosing cholangitis, intrahepatic cholestasis of pregnancy, cystic fibrosis and total parenteral nutritioninduced cholestasis. However, a positive effect on survival remains to be established in these diseases. Ursodeoxycholic acid is of unproven efficacy in non- cholestatic disorders such as acute rejection after liver transplantation, non-alcoholic steatohepatitis, alcoholic liver disease and chronic viral hepatitis. This review outlines the present knowledge of the Pharmacology of ursodeoxycholic acid, and presents data from clinical trials on its use in chronic liver diseases. Keywords: Liver cirrhosis, Urisodeoxycholic acid


2020 ◽  
Vol 25 (2) ◽  
pp. 107-117
Author(s):  
Dong-Won Ahn

Primary sclerosing cholangitis (PSC) and primary biliary cholangitis (PBC) are immune-mediated chronic liver diseases. PSC is a rare disorder characterized by multi-focal bile duct strictures and progressive liver diseases, in which liver transplantation is required ultimately in most patients. Imaging studies such as magnetic resonance cholangiopancreatography have important role in diagnosis in most cases of PSC. PSC is usually accompanied by inflammatory bowel disease and there is a high risk of cholangiocarcinoma and colorectal cancer in PSC. No medical therapies have been proven to delay progression of PSC. Endoscopic intervention for tissue diagnosis or biliary drainage is frequently required in cases of PSC with dominant stricture, acute cholangitis, or clinically suspected cholangiocarcinoma. PBC is a chronic inflammatory autoimmune cholestatic liver disease, which when untreated will culminate in endstage biliary cirrhosis requiring liver transplantation. Diagnosis is usually based on the presence of serum liver tests indicative of a cholestatic hepatitis in association with circulating antimitochondrial antibodies. Patient presentation and course can be diverse in PBC and risk stratification is important to ensure all patients receive a personalised approach to their care. Medical therapy using ursodeoxycholic acid (UDCA) or obeticholic acid (OCA) has an important role to reduce the progression to end-stage liver disease in PBC.


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